Clever use of color on the rivets make these boat shoes stand out.

Fashion recommendation by Ben Pierat

Brand recommendation from Jake Lodwick

Score another one for the simplest possible solution.

Shows dates and corresponding weekdays forever. There are 7 days a month can start on and 4 different month lengths (28, 29, 30 and 31 days). So with only 14 double sided inserts all 28 variations are covered.